Select your answer:
Topics:
Vitamin Biology Blood Pathology Diseases & Disorders Health and Nutrition Teeths Immunisation Biomedical Muscles and Healthy Body Musculoskeletal LE Cell Musculoskeletal Head and Neck Anatomy Healthy Foundations Hazards & RisksOther quiz:
Circulatory System › ViewThese are flap like structures that prevent blood from flowing back to the body parts.
A. Veins
B. Cappilaries
C. Valves
D. None of the above
Human Anatomy Study Guide › View
Every day your body takes in food and breaks it down into usable materials. The system responsible for performing this task is the
A. skeletal system
B. muscular system
C. digestive system
D. urinary system